add session store stuff

index.php

···
 use Matrix\Async;
 use GuzzleHttp\Psr7\HttpFactory;
 use chillerlan\OAuth\OAuthOptions;
+use chillerlan\OAuth\Storage\SessionStorage;
 use DateTimeImmutable;
 use Lcobucci\JWT\Token\Builder;
 use Lcobucci\JWT\Encoding\ChainedFormatter;
···
   	'secret'       => CLIENT_SECRET,
   	'callbackURL'  => 'https://'.SITE_DOMAIN.'/login',
   	'sessionStart' => true,
+    'sessionStorageVar' => 'sbs_'.SITE_DOMAIN
   ]);
   $connector = new React\Socket\Connector([
     'dns' => '1.1.1.1'
···
     die(1);
   } else if (isset($_GET['code'], $_GET['state'])) {
     $token = $provider->getAccessToken($_GET['code'], $_GET['state']);
-
-  	// save the token in a permanent storage
-  	// [...]
-
-  	// access granted, redirect
-  	header('Location: ?granted='.$name);
+    $storage = new SessionStorage($options);
+    $storage->storeAccessToken($token, $name);
+  	header('Location: https://'.SITE_DOMAIN);
     die(1);
   } else if (isset($_GET['granted']) && $_GET['granted'] === $name) {
     die(1);
···
     'ogurl' => 'https://'.SITE_DOMAIN.'/login'
   ]));
 });
-
-// https://shimaenaga.veryroundbird.house/oauth/authorize?client_id=https%3A%2F%2Ftangled.org%2Foauth%2Fclient-metadata.json&request_uri=urn%3Aietf%3Aparams%3Aoauth%3Arequest_uri%3Areq-2399ff42af66498132ebf8de809254b7
 
 Flight::route('/createaccount', function(): void {
   $latte = new Latte\Engine;

lib/bskyToucher.php

···
 use Psr\Http\Message\RequestInterface;
 use Psr\Http\Message\ResponseInterface;
 use Fusonic\OpenGraph\Consumer;
+use chillerlan\OAuth\Storage\SessionStorage;
 
 class BskyToucher {
   private $bskyApiBase = 'https://public.api.bsky.app/xrpc/';